Merge

6810861: G1: support -XX:+{PrintClassHistogram,HeapDump}{Before,After}FullGC Summary: Call {pre,post}_full_gc_dump() before and after a STW full gc of G1CollectedHeap. Also adjusted the prefix message, including the addition of missing whitespace. Reviewed-by: brutisso, tonyp

7081064: G1: remove develop params G1FixedSurvivorSpaceSize, G1FixedTenuringThreshold, and G1FixedEdenSize Summary: Remove three develop parameters we don't use. Reviewed-by: brutisso, jwilhelm

6814390: G1: remove the concept of non-generational G1 Summary: Removed the possibility to turn off generational mode for G1. Reviewed-by: johnc, ysr, tonyp

7081251: bump the hs22 build number to 02 Reviewed-by: johnc

Merge

7057046: Add embedded license to THIRD PARTY README Reviewed-by: lana

7055247: Ignore test of # 7020373 Reviewed-by: dcubed

7020373: JSR rewriting can overflow memory address size variables Summary: Abort if incoming classfile's parameters would cause overflows Reviewed-by: coleenp, dcubed, never

7045697: JDK7 THIRD PARTY README update Reviewed-by: lana

7044486: open jdk repos have files with incorrect copyright headers, which can end up in src bundles Reviewed-by: ohair, trims

6791672: enable 1G and larger pages on solaris Reviewed-by: ysr, iveresov, johnc

Merge

7080431: VM asserts if specified size(x) in .ad is larger than emitted size Summary: Move code from finalize_offsets_and_shorten() to fill_buffer() to restore previous behavior. Reviewed-by: never

7079769: JSR 292: incorrect size() for CallStaticJavaHandle on sparc Reviewed-by: never, kvn

7079626: x64 emits unnecessary REX prefix Reviewed-by: kvn, iveresov, never

7079329: Adjust allocation prefetching for T4 Summary: on T4 2 BIS instructions should be issued to prefetch 64 bytes Reviewed-by: iveresov, phh, twisti

7079317: Incorrect branch's destination block in PrintoOptoAssembly output Summary: save/restore label and block in scratch_emit_size() Reviewed-by: never

7071653: JSR 292: call site change notification should be pushed not pulled Reviewed-by: kvn, never, bdelsart

7063629: use cbcond in C2 generated code on T4 Summary: Use new short branch instruction in C2 generated code. Reviewed-by: never

7077439: Possible reference through NULL in loopPredicate.cpp:726 Summary: Use cl->is_valid_counted_loop() check. Reviewed-by: never

7074017: Introduce MemBarAcquireLock/MemBarReleaseLock nodes for monitor enter/exit code paths Summary: replace MemBarAcquire/MemBarRelease nodes on the monitor enter/exit code paths with new MemBarAcquireLock/MemBarReleaseLock nodes Reviewed-by: kvn, twisti

7075623: 6990212 broke raiseException in 64 bit Reviewed-by: kvn, twisti

7071823: Zero: zero/shark doesn't build after b147-fcs Reviewed-by: gbenson, twisti Contributed-by: Chris Phillips <chphilli@redhat.com>

7075559: JPRT windows_x64 build failure Summary: use SA_CLASSDIR variable instead of dirsctory saclasses. Reviewed-by: kamg, dcubed

7068051: SIGSEGV in PhaseIdealLoop::build_loop_late_post Summary: Removed predicate cloning from loop peeling optimization and from split fall-in paths. Reviewed-by: never

7060619: C1 should respect inline and dontinline directives from CompilerOracle Reviewed-by: kvn, iveresov

7066143: JSR 292: Zero support after regressions from 7009923 and 7009309 Reviewed-by: jrose, twisti Contributed-by: Xerxes Ranby <xerxes@zafena.se>

7069452: Cleanup NodeFlags Summary: Remove flags which duplicate information in Node::NodeClasses. Reviewed-by: never

7071427: AdapterFingerPrint can hold 8 entries per int Reviewed-by: kvn

7070134: Hotspot crashes with sigsegv from PorterStemmer Summary: Do not move data nodes which are attached to a predicate test to a dominating test. Reviewed-by: never

7063628: Use cbcond on T4 Summary: Add new short branch instruction to Hotspot sparc assembler. Reviewed-by: never, twisti, jrose

7012081: JSR 292: SA-JDI can't read MH/MT/Indy ConstantPool entries Reviewed-by: kvn, twisti, jrose

7066339: Tiered: policy should make consistent decisions about osr levels Summary: Added feedback disabling flag to common(), fixed handling of TieredStopAtLevel. Reviewed-by: kvn, never

Merge

Merge

7065535: Mistyped function name that disabled UseLargePages on Windows Summary: Missing suffix "A" of Windows API LookupPrivilegeValue failed finding function pointer, caused VM to disable UseLargePages option Reviewed-by: coleenp, phh

7016797: Hotspot: securely/restrictive load dlls and new API for loading system dlls Summary: Created Windows Dll wrapped to handle jdk6 and jdk7 platform requirements, also provided more restictive Dll search orders for Windows system Dlls. Reviewed-by: acorn, dcubed, ohair, alanb

7073913: The fix for 7017193 causes segfaults Summary: Buffer overflow in os::get_line_chars Reviewed-by: coleenp, dholmes, dcubed Contributed-by: aph@redhat.com

Merge

7039627: G1: avoid BOT updates for survivor allocations and dirty survivor regions incrementally Summary: Refactor the allocation code during GC to use the G1AllocRegion abstraction. Use separate subclasses of G1AllocRegion for survivor and old regions. Avoid BOT updates and dirty survivor cards incrementally for the former. Reviewed-by: brutisso, johnc, ysr

7074579: G1: JVM crash with JDK7 running ATG CRMDemo Fusion App Summary: Handlize MemoryUsage klass oop in createGCInfo routine Reviewed-by: tonyp, fparain, ysr, jcoomes

Merge

7072527: CMS: JMM GC counters overcount in some cases Summary: Avoid overcounting when CMS has concurrent mode failure. Reviewed-by: ysr Contributed-by: rednaxelafx@gmail.com

7060836: RHEL 5.5 and 5.6 should support UseNUMA Summary: Add a wrapper for sched_getcpu() for systems where libc lacks it Reviewed-by: ysr Contributed-by: Andrew John Hughes <ahughes@redhat.com>

7060842: UseNUMA crash with UseHugreTLBFS running SPECjvm2008 Summary: Use mmap() instead of madvise(MADV_DONTNEED) to uncommit pages Reviewed-by: ysr

7069863: G1: SIGSEGV running SPECjbb2011 and -UseBiasedLocking Summary: Align the reserved size of the heap and perm to the heap region size to get a preferred heap base that is aligned to the region size, and call the correct heap reservation constructor. Also add a check in the heap reservation code that the reserved space starts at the requested address (if any). Reviewed-by: kvn, ysr

7068240: G1: Long "parallel other time" and "ext root scanning" when running specific benchmark Summary: In root processing, move the scanning of the reference processor's discovered lists to before RSet updating and scanning. When scanning the reference processor's discovered lists, use a buffering closure so that the time spent copying any reference object is correctly attributed. Also removed a couple of unused and irrelevant timers. Reviewed-by: ysr, jmasa

7072341: enable hotspot builds on Linux 3.0 Summary: Add "3" to list of allowable versions Reviewed-by: kamg, chrisphi

Merge

7046490: Preallocated OOME objects should obey Throwable stack trace protocol Summary: Update the OOME stacktrace to contain Throwable.UNASSIGNED_STACK when the backtrace is filled in Reviewed-by: mchung, phh

Merge

Merge

7052988: JPRT embedded builds don't set MINIMIZE_RAM_USAGE Reviewed-by: kamg, dsamersoff

6951623: 3/3 possible performance problems in FollowReferences() and GetObjectsWithTags() Summary: Call collect_stack_roots() before collect_simple_roots() as an optimization. Reviewed-by: ysr, dsamersoff, dcubed Contributed-by: ashok.srinivasa.murthy@oracle.com

7043987: 3/3 JVMTI FollowReferences is slow Summary: VM_HeapWalkOperation::doit() should only reset mark bits when necessary. Reviewed-by: dsamersoff, ysr, dholmes, dcubed Contributed-by: ashok.srinivasa.murthy@oracle.com